The SAR Semi Auto Shotgun has duel smooth reliable action bar. Traditional machined thread on barrel extension. Traditional cross trigger block. Traditional machined locking block and bolt. Aircraft quality machined not cast aluminum receiver (Machined aluminum is traditionally much stronger than cast). Solid drilled and honed barrel. Stock and forend produced from the highest quality polymers, with the proper thickness of polymer throughout the part. Common modern choke tubes in a well known thread pattern.